Medicare Advantage in Lee County, Mississippi
6,873 people in Lee County, Mississippi were enrolled in Medicare Advantage in October 2026, 36.2% of 19,007 eligible beneficiaries (+0.3 pts since October 2025). CVS Health Corporation is the largest parent organization with 67% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 4,991 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 1,218 members here are in plans that terminate or leave the county, and BlueCross BlueShield of Alabama leaves. MA plans offered go from 12 to 10.
Parent organizations in Lee County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| CVS Health Corporation | 4,554 | +288 | 66.6% |
| UnitedHealth Group, Inc. | 1,431 | −111 | 20.9% |
| BlueCross BlueShield of Alabama | 746 | +142 | 10.9% |
| Humana Inc. | 96 | −31 | 1.4% |
| Elevance Health, Inc. | 13 | +1 | 0.2% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 6,165 beneficiaries in Lee County were assigned to 34 Medicare Shared Savings Program ACOs, 62.7% of assignable Original Medicare beneficiaries. Together, roughly 76% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.